Home / 1,146,344.90-1,720,829.55-673,296.80

Finding the Fourth Proportional to 1,146,344.90, 1,720,829.55 and 673,296.80

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Solution

The fourth proportional to 1,146,344.90, 1,720,829.55 and 673,296.80 is: 1,010,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,344.90 : 1,720,829.55 = 673,296.80 : x
  2. Step 2: Convert to fraction form
    1,146,344.90/1,720,829.55 = 673,296.80/x
  3. Step 3: Cross multiply
    1,146,344.90x = 1,720,829.55 × 673,296.80
  4. Step 4: Simplify right side
    1,146,344.90x = 1,158,629,029,360.44
  5. Step 5: Solve for x
    x = 1,158,629,029,360.44/1,146,344.90
  6. Step 6: Final answer
    x = 1,010,715.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.